Definition: Heresy

From New World Encyclopedia

Etymology

From Middle English heresie, from Old French heresie (modern hérésie), from Latin haeresis, from Ancient Greek αἵÏεσις or haíresis (choice, system of principles), from αἱÏέομαι or hairéomai (to take for oneself, to choose), the middle voice of αἱÏέω or hairéŠ(to take), possibly from Proto-Indo-European *ser-; (theft, raid), Ancient Greek στεÏέω or steréŠ(to deprive of).

Noun

heresy (countable and uncountable, plural heresies)

  1. A doctrine held by a member of a religion at variance with established religious beliefs.
  2. A controversial or unorthodox opinion held by a member of a group, as in politics, philosophy, or science.

Related terms

  • heretic
  • heretical

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